299 lines
10 KiB
C++
299 lines
10 KiB
C++
//
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// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2018
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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#include "td/telegram/files/FileLoadManager.h"
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#include "td/telegram/Global.h"
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#include "td/telegram/net/DcId.h"
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#include "td/utils/common.h"
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#include "td/utils/filesystem.h"
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#include "td/utils/format.h"
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#include "td/utils/logging.h"
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namespace td {
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FileLoadManager::FileLoadManager(ActorShared<Callback> callback, ActorShared<> parent)
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: callback_(std::move(callback)), parent_(std::move(parent)) {
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}
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void FileLoadManager::start_up() {
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upload_resource_manager_ =
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create_actor<ResourceManager>("UploadResourceManager", !G()->parameters().use_file_db /*tdlib_engine*/
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? ResourceManager::Mode::Greedy
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: ResourceManager::Mode::Baseline);
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}
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ActorOwn<ResourceManager> &FileLoadManager::get_download_resource_manager(bool is_small, DcId dc_id) {
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auto &actor = is_small ? download_small_resource_manager_map_[dc_id] : download_resource_manager_map_[dc_id];
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if (actor.empty()) {
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actor = create_actor<ResourceManager>(
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PSLICE() << "DownloadResourceManager " << tag("is_small", is_small) << tag("dc_id", dc_id),
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ResourceManager::Mode::Baseline);
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}
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return actor;
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}
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void FileLoadManager::download(QueryId id, const FullRemoteFileLocation &remote_location,
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const LocalFileLocation &local, int64 size, string name,
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const FileEncryptionKey &encryption_key, bool search_file, int64 offset, int8 priority) {
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if (stop_flag_) {
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return;
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}
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CHECK(query_id_to_node_id_.find(id) == query_id_to_node_id_.end());
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NodeId node_id = nodes_container_.create(Node());
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Node *node = nodes_container_.get(node_id);
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CHECK(node);
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node->query_id_ = id;
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auto callback = make_unique<FileDownloaderCallback>(actor_shared(this, node_id));
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bool is_small = size < 20 * 1024;
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node->loader_ = create_actor<FileDownloader>("Downloader", remote_location, local, size, std::move(name),
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encryption_key, is_small, search_file, offset, std::move(callback));
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DcId dc_id = remote_location.is_web() ? G()->get_webfile_dc_id() : remote_location.get_dc_id();
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auto &resource_manager = get_download_resource_manager(is_small, dc_id);
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send_closure(resource_manager, &ResourceManager::register_worker,
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ActorShared<FileLoaderActor>(node->loader_.get(), static_cast<uint64>(-1)), priority);
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query_id_to_node_id_[id] = node_id;
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}
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void FileLoadManager::upload(QueryId id, const LocalFileLocation &local_location,
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const RemoteFileLocation &remote_location, int64 size,
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const FileEncryptionKey &encryption_key, int8 priority, vector<int> bad_parts) {
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if (stop_flag_) {
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return;
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}
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CHECK(query_id_to_node_id_.find(id) == query_id_to_node_id_.end());
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NodeId node_id = nodes_container_.create(Node());
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Node *node = nodes_container_.get(node_id);
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CHECK(node);
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node->query_id_ = id;
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auto callback = make_unique<FileUploaderCallback>(actor_shared(this, node_id));
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node->loader_ = create_actor<FileUploader>("Uploader", local_location, remote_location, size, encryption_key,
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std::move(bad_parts), std::move(callback));
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send_closure(upload_resource_manager_, &ResourceManager::register_worker,
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ActorShared<FileLoaderActor>(node->loader_.get(), static_cast<uint64>(-1)), priority);
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query_id_to_node_id_[id] = node_id;
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}
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void FileLoadManager::upload_by_hash(QueryId id, const FullLocalFileLocation &local_location, int64 size,
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int8 priority) {
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if (stop_flag_) {
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return;
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}
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CHECK(query_id_to_node_id_.find(id) == query_id_to_node_id_.end());
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NodeId node_id = nodes_container_.create(Node());
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Node *node = nodes_container_.get(node_id);
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CHECK(node);
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node->query_id_ = id;
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auto callback = make_unique<FileHashUploaderCallback>(actor_shared(this, node_id));
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node->loader_ = create_actor<FileHashUploader>("HashUploader", local_location, size, std::move(callback));
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send_closure(upload_resource_manager_, &ResourceManager::register_worker,
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ActorShared<FileLoaderActor>(node->loader_.get(), static_cast<uint64>(-1)), priority);
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query_id_to_node_id_[id] = node_id;
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}
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void FileLoadManager::update_priority(QueryId id, int8 priority) {
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if (stop_flag_) {
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return;
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}
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auto it = query_id_to_node_id_.find(id);
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if (it == query_id_to_node_id_.end()) {
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return;
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}
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auto node = nodes_container_.get(it->second);
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if (node == nullptr) {
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return;
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}
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send_closure(node->loader_, &FileLoaderActor::update_priority, priority);
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}
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void FileLoadManager::from_bytes(QueryId id, FileType type, BufferSlice bytes, string name) {
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if (stop_flag_) {
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return;
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}
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CHECK(query_id_to_node_id_.find(id) == query_id_to_node_id_.end());
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NodeId node_id = nodes_container_.create(Node());
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Node *node = nodes_container_.get(node_id);
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CHECK(node);
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node->query_id_ = id;
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auto callback = make_unique<FileFromBytesCallback>(actor_shared(this, node_id));
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node->loader_ =
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create_actor<FileFromBytes>("FromBytes", type, std::move(bytes), std::move(name), std::move(callback));
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query_id_to_node_id_[id] = node_id;
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}
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void FileLoadManager::get_content(const FullLocalFileLocation &local_location, Promise<BufferSlice> promise) {
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// TODO: send query to other thread
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promise.set_result(read_file(local_location.path_));
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}
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// void upload_reload_parts(QueryId id, vector<int32> parts);
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// void upload_restart(QueryId id);
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void FileLoadManager::cancel(QueryId id) {
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if (stop_flag_) {
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return;
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}
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auto it = query_id_to_node_id_.find(id);
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if (it == query_id_to_node_id_.end()) {
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return;
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}
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on_error_impl(it->second, Status::Error(1, "Cancelled"));
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}
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void FileLoadManager::update_local_file_location(QueryId id, const LocalFileLocation &local) {
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if (stop_flag_) {
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return;
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}
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auto it = query_id_to_node_id_.find(id);
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if (it == query_id_to_node_id_.end()) {
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return;
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}
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auto node = nodes_container_.get(it->second);
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if (node == nullptr) {
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return;
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}
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send_closure(node->loader_, &FileLoaderActor::update_local_file_location, local);
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}
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void FileLoadManager::update_download_offset(QueryId id, int64 offset) {
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if (stop_flag_) {
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return;
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}
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auto it = query_id_to_node_id_.find(id);
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if (it == query_id_to_node_id_.end()) {
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return;
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}
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auto node = nodes_container_.get(it->second);
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if (node == nullptr) {
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return;
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}
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send_closure(node->loader_, &FileLoaderActor::update_download_offset, offset);
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}
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void FileLoadManager::hangup() {
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nodes_container_.for_each([](auto id, auto &node) { node.loader_.reset(); });
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stop_flag_ = true;
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loop();
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}
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void FileLoadManager::on_start_download() {
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auto node_id = get_link_token();
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auto node = nodes_container_.get(node_id);
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if (node == nullptr) {
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return;
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}
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if (!stop_flag_) {
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send_closure(callback_, &Callback::on_start_download, node->query_id_);
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}
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}
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void FileLoadManager::on_partial_download(const PartialLocalFileLocation &partial_local, int64 ready_size, int64 size) {
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auto node_id = get_link_token();
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auto node = nodes_container_.get(node_id);
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if (node == nullptr) {
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return;
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}
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if (!stop_flag_) {
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send_closure(callback_, &Callback::on_partial_download, node->query_id_, partial_local, ready_size, size);
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}
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}
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void FileLoadManager::on_hash(string hash) {
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auto node_id = get_link_token();
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auto node = nodes_container_.get(node_id);
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if (node == nullptr) {
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return;
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}
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if (!stop_flag_) {
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send_closure(callback_, &Callback::on_hash, node->query_id_, std::move(hash));
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}
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}
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void FileLoadManager::on_partial_upload(const PartialRemoteFileLocation &partial_remote, int64 ready_size) {
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auto node_id = get_link_token();
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auto node = nodes_container_.get(node_id);
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if (node == nullptr) {
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return;
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}
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if (!stop_flag_) {
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send_closure(callback_, &Callback::on_partial_upload, node->query_id_, partial_remote, ready_size);
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}
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}
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void FileLoadManager::on_ok_download(const FullLocalFileLocation &local, int64 size) {
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auto node_id = get_link_token();
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auto node = nodes_container_.get(node_id);
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if (node == nullptr) {
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return;
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}
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if (!stop_flag_) {
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send_closure(callback_, &Callback::on_download_ok, node->query_id_, local, size);
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}
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close_node(node_id);
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loop();
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}
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void FileLoadManager::on_ok_upload(FileType file_type, const PartialRemoteFileLocation &remote, int64 size) {
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auto node_id = get_link_token();
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auto node = nodes_container_.get(node_id);
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if (node == nullptr) {
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return;
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}
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if (!stop_flag_) {
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send_closure(callback_, &Callback::on_upload_ok, node->query_id_, file_type, remote, size);
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}
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close_node(node_id);
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loop();
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}
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void FileLoadManager::on_ok_upload_full(const FullRemoteFileLocation &remote) {
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auto node_id = get_link_token();
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auto node = nodes_container_.get(node_id);
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if (node == nullptr) {
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return;
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}
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if (!stop_flag_) {
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send_closure(callback_, &Callback::on_upload_full_ok, node->query_id_, remote);
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}
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close_node(node_id);
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loop();
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}
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void FileLoadManager::on_error(Status status) {
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auto node_id = get_link_token();
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on_error_impl(node_id, std::move(status));
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}
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void FileLoadManager::on_error_impl(NodeId node_id, Status status) {
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auto node = nodes_container_.get(node_id);
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if (node == nullptr) {
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status.ignore();
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return;
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}
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if (!stop_flag_) {
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send_closure(callback_, &Callback::on_error, node->query_id_, std::move(status));
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}
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close_node(node_id);
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loop();
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}
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void FileLoadManager::hangup_shared() {
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auto node_id = get_link_token();
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on_error_impl(node_id, Status::Error(1, "Cancelled"));
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}
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void FileLoadManager::loop() {
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if (stop_flag_ && nodes_container_.empty()) {
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stop();
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}
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}
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void FileLoadManager::close_node(NodeId node_id) {
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auto node = nodes_container_.get(node_id);
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CHECK(node);
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query_id_to_node_id_.erase(node->query_id_);
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nodes_container_.erase(node_id);
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}
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} // namespace td
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